Alright, let's work through 7992 times 1976 step by step
7992 × 1976 = 1976 × (7992)
+ 1976 × 2 what gives us 3952
+ 1976 × 90 producing 177840
+ 1976 × 900 that equals 1778400
+ 1976 × 7000 producing 13832000

= 15792192
